Home / 1,294,267.80-1,940,480.10-495,240.60

Finding the Fourth Proportional to 1,294,267.80, 1,940,480.10 and 495,240.60

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Solution

The fourth proportional to 1,294,267.80, 1,940,480.10 and 495,240.60 is: 742,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,267.80 : 1,940,480.10 = 495,240.60 : x
  2. Step 2: Convert to fraction form
    1,294,267.80/1,940,480.10 = 495,240.60/x
  3. Step 3: Cross multiply
    1,294,267.80x = 1,940,480.10 × 495,240.60
  4. Step 4: Simplify right side
    1,294,267.80x = 961,004,529,012.06
  5. Step 5: Solve for x
    x = 961,004,529,012.06/1,294,267.80
  6. Step 6: Final answer
    x = 742,508.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.